Exercise bike



FIG. 1 is a perspective view of our exercise bike;

FIG. 2 is a front view thereof;

FIG. 3 is a rear view thereof;

FIG. 4 is a right side view thereof;

FIG. 5 is a left side view thereof;

FIG. 6 is a top view thereof; and

FIG. 7 is a bottom view thereof;

FIG. 8 is the perspective view of FIG. 1 with the unclaimed environmentremoved;

FIG. 9 is a front view thereof with the unclaimed environment removed;

FIG. 10 is a rear view thereof with the unclaimed environment removed;

FIG. 11 is a right side view thereof with the unclaimed environmentremoved;

FIG. 12 is a left side view thereof with the unclaimed environmentremoved;

FIG. 13 is a top view thereof with the unclaimed environment removed;and,

FIG. 14 is a bottom view thereof with the unclaimed environment removed.

The broken line portions of the disclosure are included for the purposeof illustrating environment and form no part of the claimed design.

The ornamental design for an exercise bike, as shown and described.